/* $OpenLDAP$ */
/*
- * Copyright 1999 The OpenLDAP Foundation.
+ * Copyright 1999-2003 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted only
#include "../../libraries/liblber/lber-int.h"
-char *supportedControls[] = {
- LDAP_CONTROL_MANAGEDSAIT,
- LDAP_CONTROL_X_CHANGE_PASSWD,
+static SLAP_CTRL_PARSE_FN parseAssert;
+static SLAP_CTRL_PARSE_FN parsePreRead;
+static SLAP_CTRL_PARSE_FN parsePostRead;
+static SLAP_CTRL_PARSE_FN parseProxyAuthz;
+static SLAP_CTRL_PARSE_FN parseManageDSAit;
+static SLAP_CTRL_PARSE_FN parseModifyIncrement;
+static SLAP_CTRL_PARSE_FN parseNoOp;
+static SLAP_CTRL_PARSE_FN parsePagedResults;
+static SLAP_CTRL_PARSE_FN parseValuesReturnFilter;
+static SLAP_CTRL_PARSE_FN parsePermissiveModify;
+static SLAP_CTRL_PARSE_FN parseDomainScope;
+
+#ifdef LDAP_CONTROL_SUBENTRIES
+static SLAP_CTRL_PARSE_FN parseSubentries;
+#endif
+static SLAP_CTRL_PARSE_FN parseLDAPsync;
+
+#undef sc_mask /* avoid conflict with Irix 6.5 <sys/signal.h> */
+
+const struct berval slap_pre_read_bv = BER_BVC(LDAP_CONTROL_PRE_READ);
+const struct berval slap_post_read_bv = BER_BVC(LDAP_CONTROL_POST_READ);
+
+struct slap_control {
+ /* Control OID */
+ char *sc_oid;
+
+ /* Operations supported by control */
+ slap_mask_t sc_mask;
+
+ /* Extended operations supported by control */
+ char **sc_extendedops;
+
+ /* Control parsing callback */
+ SLAP_CTRL_PARSE_FN *sc_parse;
+
+ LDAP_SLIST_ENTRY(slap_control) sc_next;
+};
+
+static LDAP_SLIST_HEAD(ControlsList, slap_control) controls_list
+ = LDAP_SLIST_HEAD_INITIALIZER(&controls_list);
+
+/*
+ * all known request control OIDs should be added to this list
+ */
+char **slap_known_controls = NULL;
+
+static char *proxy_authz_extops[] = {
+ LDAP_EXOP_MODIFY_PASSWD,
+ LDAP_EXOP_X_WHO_AM_I,
NULL
};
+static struct slap_control control_defs[] = {
+ { LDAP_CONTROL_ASSERT,
+ SLAP_CTRL_HIDE|SLAP_CTRL_ACCESS, NULL,
+ parseAssert, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+ { LDAP_CONTROL_PRE_READ,
+ SLAP_CTRL_HIDE|SLAP_CTRL_DELETE|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME, NULL,
+ parsePreRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+ { LDAP_CONTROL_POST_READ,
+ SLAP_CTRL_HIDE|SLAP_CTRL_ADD|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME, NULL,
+ parsePostRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+ { LDAP_CONTROL_VALUESRETURNFILTER,
+ SLAP_CTRL_SEARCH, NULL,
+ parseValuesReturnFilter, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+#ifdef LDAP_CONTROL_PAGEDRESULTS
+ { LDAP_CONTROL_PAGEDRESULTS,
+ SLAP_CTRL_SEARCH, NULL,
+ parsePagedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+#endif
+#ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
+ { LDAP_CONTROL_X_DOMAIN_SCOPE,
+ SLAP_CTRL_FRONTEND|SLAP_CTRL_SEARCH, NULL,
+ parseDomainScope, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+#endif
+#ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
+ { LDAP_CONTROL_X_PERMISSIVE_MODIFY,
+ SLAP_CTRL_MODIFY, NULL,
+ parsePermissiveModify, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+#endif
+#ifdef LDAP_CONTROL_SUBENTRIES
+ { LDAP_CONTROL_SUBENTRIES,
+ SLAP_CTRL_SEARCH, NULL,
+ parseSubentries, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+#endif
+ { LDAP_CONTROL_NOOP,
+ SLAP_CTRL_ACCESS, NULL,
+ parseNoOp, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+ { LDAP_CONTROL_SYNC,
+ SLAP_CTRL_HIDE|SLAP_CTRL_SEARCH, NULL,
+ parseLDAPsync, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+ { LDAP_CONTROL_MODIFY_INCREMENT,
+ SLAP_CTRL_HIDE|SLAP_CTRL_MODIFY, NULL,
+ parseModifyIncrement, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+ { LDAP_CONTROL_MANAGEDSAIT,
+ SLAP_CTRL_ACCESS, NULL,
+ parseManageDSAit, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+ { LDAP_CONTROL_PROXY_AUTHZ,
+ SLAP_CTRL_FRONTEND|SLAP_CTRL_ACCESS, proxy_authz_extops,
+ parseProxyAuthz, LDAP_SLIST_ENTRY_INITIALIZER(next) },
+ { NULL, 0, NULL, 0, LDAP_SLIST_ENTRY_INITIALIZER(next) }
+};
+
+/*
+ * Register a supported control.
+ *
+ * This can be called by an OpenLDAP plugin or, indirectly, by a
+ * SLAPI plugin calling slapi_register_supported_control().
+ */
+int
+register_supported_control(const char *controloid,
+ slap_mask_t controlmask,
+ char **controlexops,
+ SLAP_CTRL_PARSE_FN *controlparsefn)
+{
+ struct slap_control *sc;
+ int i;
+
+ if ( controloid == NULL ) {
+ return LDAP_PARAM_ERROR;
+ }
+
+ sc = (struct slap_control *)SLAP_MALLOC( sizeof( *sc ) );
+ if ( sc == NULL ) {
+ return LDAP_NO_MEMORY;
+ }
+ sc->sc_oid = ch_strdup( controloid );
+ sc->sc_mask = controlmask;
+ if ( controlexops != NULL ) {
+ sc->sc_extendedops = ldap_charray_dup( controlexops );
+ if ( sc->sc_extendedops == NULL ) {
+ ch_free( sc );
+ return LDAP_NO_MEMORY;
+ }
+ } else {
+ sc->sc_extendedops = NULL;
+ }
+ sc->sc_parse = controlparsefn;
+
+ /* Update slap_known_controls, too. */
+ if ( slap_known_controls == NULL ) {
+ slap_known_controls = (char **)SLAP_MALLOC( 2 * sizeof(char *) );
+ if ( slap_known_controls == NULL ) {
+ if ( sc->sc_extendedops != NULL ) ldap_charray_free( sc->sc_extendedops );
+ ch_free( sc );
+ return LDAP_NO_MEMORY;
+ }
+ slap_known_controls[0] = ch_strdup( sc->sc_oid );
+ slap_known_controls[1] = NULL;
+ } else {
+ for ( i = 0; slap_known_controls[i] != NULL; i++ )
+ ;
+ slap_known_controls = (char **)SLAP_REALLOC( slap_known_controls, (i + 2) * sizeof(char *) );
+ if ( slap_known_controls == NULL ) {
+ if ( sc->sc_extendedops != NULL ) ldap_charray_free( sc->sc_extendedops );
+ ch_free( sc );
+ return LDAP_NO_MEMORY;
+ }
+ slap_known_controls[i++] = ch_strdup( sc->sc_oid );
+ slap_known_controls[i] = NULL;
+ }
+
+ LDAP_SLIST_NEXT( sc, sc_next ) = NULL;
+ LDAP_SLIST_INSERT_HEAD( &controls_list, sc, sc_next );
+
+ return LDAP_SUCCESS;
+}
+
+/*
+ * One-time initialization of internal controls.
+ */
+int
+slap_controls_init( void )
+{
+ int i, rc;
+ struct slap_control *sc;
+
+ rc = LDAP_SUCCESS;
+
+ for ( i = 0; control_defs[i].sc_oid != NULL; i++ ) {
+ rc = register_supported_control( control_defs[i].sc_oid,
+ control_defs[i].sc_mask, control_defs[i].sc_extendedops,
+ control_defs[i].sc_parse );
+ if ( rc != LDAP_SUCCESS )
+ break;
+ }
+
+ return rc;
+}
+
+/*
+ * Free memory associated with list of supported controls.
+ */
+void
+controls_destroy( void )
+{
+ struct slap_control *sc;
+
+ while ( !LDAP_SLIST_EMPTY(&controls_list) ) {
+ sc = LDAP_SLIST_FIRST(&controls_list);
+ LDAP_SLIST_REMOVE_HEAD(&controls_list, sc_next);
+
+ ch_free( sc->sc_oid );
+ if ( sc->sc_extendedops != NULL ) {
+ ldap_charray_free( sc->sc_extendedops );
+ }
+ ch_free( sc );
+ }
+ ldap_charray_free( slap_known_controls );
+}
+
+/*
+ * Format the supportedControl attribute of the root DSE,
+ * detailing which controls are supported by the directory
+ * server.
+ */
+int
+controls_root_dse_info( Entry *e )
+{
+ AttributeDescription *ad_supportedControl
+ = slap_schema.si_ad_supportedControl;
+ struct berval vals[2];
+ struct slap_control *sc;
+
+ vals[1].bv_val = NULL;
+ vals[1].bv_len = 0;
+
+ LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
+ if( sc->sc_mask & SLAP_CTRL_HIDE ) continue;
+
+ vals[0].bv_val = sc->sc_oid;
+ vals[0].bv_len = strlen( sc->sc_oid );
+
+ if ( attr_merge( e, ad_supportedControl, vals, NULL ) ) {
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+/*
+ * Return a list of OIDs and operation masks for supported
+ * controls. Used by SLAPI.
+ */
+int
+get_supported_controls(char ***ctrloidsp,
+ slap_mask_t **ctrlmasks)
+{
+ int i, n;
+ char **oids;
+ slap_mask_t *masks;
+ int rc;
+ struct slap_control *sc;
+
+ n = 0;
+
+ LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
+ n++;
+ }
+
+ if ( n == 0 ) {
+ *ctrloidsp = NULL;
+ *ctrlmasks = NULL;
+ return LDAP_SUCCESS;
+ }
+
+ oids = (char **)SLAP_MALLOC( (n + 1) * sizeof(char *) );
+ if ( oids == NULL ) {
+ return LDAP_NO_MEMORY;
+ }
+ masks = (slap_mask_t *)SLAP_MALLOC( (n + 1) * sizeof(slap_mask_t) );
+ if ( masks == NULL ) {
+ ch_free( oids );
+ return LDAP_NO_MEMORY;
+ }
+
+ n = 0;
+
+ LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
+ oids[n] = ch_strdup( sc->sc_oid );
+ masks[n] = sc->sc_mask;
+ n++;
+ }
+ oids[n] = NULL;
+ masks[n] = 0;
+
+ *ctrloidsp = oids;
+ *ctrlmasks = masks;
+
+ return LDAP_SUCCESS;
+}
+
+/*
+ * Find a control given its OID.
+ */
+static struct slap_control *
+find_ctrl( const char *oid )
+{
+ struct slap_control *sc;
+
+ LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
+ if ( strcmp( oid, sc->sc_oid ) == 0 ) {
+ return sc;
+ }
+ }
+
+ return NULL;
+}
+
+void slap_free_ctrls(
+ Operation *op,
+ LDAPControl **ctrls
+)
+{
+ int i;
+
+ for (i=0; ctrls[i]; i++) {
+ op->o_tmpfree(ctrls[i], op->o_tmpmemctx );
+ }
+ op->o_tmpfree( ctrls, op->o_tmpmemctx );
+}
+
int get_ctrls(
- Connection *conn,
Operation *op,
+ SlapReply *rs,
int sendres )
{
int nctrls = 0;
ber_len_t len;
char *opaque;
BerElement *ber = op->o_ber;
- LDAPControl ***ctrls = &op->o_ctrls;
- int rc = LDAP_SUCCESS;
- char *errmsg = NULL;
+ struct slap_control *sc;
+ struct berval bv;
len = ber_pvt_ber_remaining(ber);
if( len == 0) {
/* no controls */
- rc = LDAP_SUCCESS;
- return rc;
+ rs->sr_err = LDAP_SUCCESS;
+ return rs->sr_err;
}
if(( tag = ber_peek_tag( ber, &len )) != LDAP_TAG_CONTROLS ) {
if( tag == LBER_ERROR ) {
- rc = -1;
- errmsg = "unexpected data in PDU";
+ rs->sr_err = SLAPD_DISCONNECT;
+ rs->sr_text = "unexpected data in PDU";
}
goto return_results;
}
- Debug( LDAP_DEBUG_TRACE, "=> get_ctrls\n", 0, 0, 0 );
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, ENTRY,
+ "get_ctrls: conn %lu\n", op->o_connid, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "=> get_ctrls\n", 0, 0, 0 );
+#endif
if( op->o_protocol < LDAP_VERSION3 ) {
- rc = -1;
- errmsg = "controls require LDAPv3";
+ rs->sr_err = SLAPD_DISCONNECT;
+ rs->sr_text = "controls require LDAPv3";
goto return_results;
}
- /* set through each element */
- *ctrls = ch_malloc( 1 * sizeof(LDAPControl *) );
+ /* one for first control, one for termination */
+ op->o_ctrls = op->o_tmpalloc( 2 * sizeof(LDAPControl *), op->o_tmpmemctx );
#if 0
- if( *ctrls == NULL ) {
- rc = LDAP_NO_MEMORY;
- errmsg = "no memory";
+ if( op->ctrls == NULL ) {
+ rs->sr_err = LDAP_NO_MEMORY;
+ rs->sr_text = "no memory";
goto return_results;
}
#endif
- *ctrls[nctrls] = NULL;
+ op->o_ctrls[nctrls] = NULL;
+ /* step through each element */
for( tag = ber_first_element( ber, &len, &opaque );
tag != LBER_ERROR;
tag = ber_next_element( ber, &len, opaque ) )
{
- LDAPControl *tctrl;
+ LDAPControl *c;
LDAPControl **tctrls;
- tctrl = ch_calloc( 1, sizeof(LDAPControl) );
- tctrl->ldctl_oid = NULL;
- tctrl->ldctl_value.bv_val = NULL;
+ c = op->o_tmpalloc( sizeof(LDAPControl), op->o_tmpmemctx );
+ memset(c, 0, sizeof(LDAPControl));
/* allocate pointer space for current controls (nctrls)
* + this control + extra NULL
*/
- tctrls = (tctrl == NULL) ? NULL :
- ch_realloc(*ctrls, (nctrls+2) * sizeof(LDAPControl *));
+ tctrls = op->o_tmprealloc( op->o_ctrls,
+ (nctrls+2) * sizeof(LDAPControl *), op->o_tmpmemctx );
#if 0
if( tctrls == NULL ) {
- /* one of the above allocation failed */
-
- if( tctrl != NULL ) {
- ch_free( tctrl );
- }
-
- ldap_controls_free(*ctrls);
- *ctrls = NULL;
+ ch_free( c );
+ ldap_controls_free(op->o_ctrls);
+ op->o_ctrls = NULL;
- rc = LDAP_NO_MEMORY;
- errmsg = "no memory";
+ rs->sr_err = LDAP_NO_MEMORY;
+ rs->sr_text = "no memory";
goto return_results;
}
#endif
+ op->o_ctrls = tctrls;
- tctrls[nctrls++] = tctrl;
- tctrls[nctrls] = NULL;
+ op->o_ctrls[nctrls++] = c;
+ op->o_ctrls[nctrls] = NULL;
- tag = ber_scanf( ber, "{a" /*}*/, &tctrl->ldctl_oid );
+ tag = ber_scanf( ber, "{m" /*}*/, &bv );
+ c->ldctl_oid = bv.bv_val;
if( tag == LBER_ERROR ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu get OID failed.\n",
+ op->o_connid, 0, 0 );
+#else
Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get oid failed.\n",
0, 0, 0 );
- *ctrls = NULL;
- ldap_controls_free( tctrls );
- rc = -1;
- errmsg = "decoding controls error";
+#endif
+
+ slap_free_ctrls( op, op->o_ctrls );
+ op->o_ctrls = NULL;
+ rs->sr_err = SLAPD_DISCONNECT;
+ rs->sr_text = "decoding controls error";
+ goto return_results;
+
+ } else if( c->ldctl_oid == NULL ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "get_ctrls: conn %lu got emtpy OID.\n",
+ op->o_connid, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "get_ctrls: conn %lu got emtpy OID.\n",
+ op->o_connid, 0, 0 );
+#endif
+
+ slap_free_ctrls( op, op->o_ctrls );
+ op->o_ctrls = NULL;
+ rs->sr_err = LDAP_PROTOCOL_ERROR;
+ rs->sr_text = "OID field is empty";
goto return_results;
}
tag = ber_scanf( ber, "b", &crit );
if( tag == LBER_ERROR ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "get_ctrls: conn %lu get crit failed.\n",
+ op->o_connid, 0, 0 );
+#else
Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get crit failed.\n",
0, 0, 0 );
- *ctrls = NULL;
- ldap_controls_free( tctrls );
- rc = -1;
- errmsg = "decoding controls error";
+#endif
+ slap_free_ctrls( op, op->o_ctrls );
+ op->o_ctrls = NULL;
+ rs->sr_err = SLAPD_DISCONNECT;
+ rs->sr_text = "decoding controls error";
goto return_results;
}
- tctrl->ldctl_iscritical = (crit != 0);
+ c->ldctl_iscritical = (crit != 0);
tag = ber_peek_tag( ber, &len );
}
- Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: oid=\"%s\" (%scritical)\n",
- tctrl->ldctl_oid,
- tctrl->ldctl_iscritical ? "" : "non",
- 0 );
-
if( tag == LBER_OCTETSTRING ) {
- tag = ber_scanf( ber, "o", &tctrl->ldctl_value );
+ tag = ber_scanf( ber, "m", &c->ldctl_value );
if( tag == LBER_ERROR ) {
- Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get value failed.\n",
- 0, 0, 0 );
- *ctrls = NULL;
- ldap_controls_free( tctrls );
- rc = -1;
- errmsg = "decoding controls error";
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu: "
+ "%s (%scritical): get value failed.\n",
+ op->o_connid, c->ldctl_oid,
+ c->ldctl_iscritical ? "" : "non" );
+#else
+ Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: conn %lu: "
+ "%s (%scritical): get value failed.\n",
+ op->o_connid, c->ldctl_oid,
+ c->ldctl_iscritical ? "" : "non" );
+#endif
+ slap_free_ctrls( op, op->o_ctrls );
+ op->o_ctrls = NULL;
+ rs->sr_err = SLAPD_DISCONNECT;
+ rs->sr_text = "decoding controls error";
goto return_results;
}
}
- if( tctrl->ldctl_iscritical &&
- !charray_inlist( supportedControls, tctrl->ldctl_oid ) )
- {
- rc = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
- errmsg = "critical extension is unavailable ";
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, INFO,
+ "get_ctrls: conn %lu oid=\"%s\" (%scritical)\n",
+ op->o_connid, c->ldctl_oid, c->ldctl_iscritical ? "" : "non" );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "=> get_ctrls: oid=\"%s\" (%scritical)\n",
+ c->ldctl_oid, c->ldctl_iscritical ? "" : "non", 0 );
+#endif
+
+ sc = find_ctrl( c->ldctl_oid );
+ if( sc != NULL ) {
+ /* recognized control */
+ slap_mask_t tagmask;
+ switch( op->o_tag ) {
+ case LDAP_REQ_ADD:
+ tagmask = SLAP_CTRL_ADD;
+ break;
+ case LDAP_REQ_BIND:
+ tagmask = SLAP_CTRL_BIND;
+ break;
+ case LDAP_REQ_COMPARE:
+ tagmask = SLAP_CTRL_COMPARE;
+ break;
+ case LDAP_REQ_DELETE:
+ tagmask = SLAP_CTRL_DELETE;
+ break;
+ case LDAP_REQ_MODIFY:
+ tagmask = SLAP_CTRL_MODIFY;
+ break;
+ case LDAP_REQ_RENAME:
+ tagmask = SLAP_CTRL_RENAME;
+ break;
+ case LDAP_REQ_SEARCH:
+ tagmask = SLAP_CTRL_SEARCH;
+ break;
+ case LDAP_REQ_UNBIND:
+ tagmask = SLAP_CTRL_UNBIND;
+ break;
+ case LDAP_REQ_ABANDON:
+ tagmask = SLAP_CTRL_ABANDON;
+ break;
+ case LDAP_REQ_EXTENDED:
+ tagmask=~0L;
+ assert( op->ore_reqoid.bv_val != NULL );
+ if( sc->sc_extendedops != NULL ) {
+ int i;
+ for( i=0; sc->sc_extendedops[i] != NULL; i++ ) {
+ if( strcmp( op->ore_reqoid.bv_val, sc->sc_extendedops[i] )
+ == 0 )
+ {
+ tagmask=0L;
+ break;
+ }
+ }
+ }
+ break;
+ default:
+ rs->sr_err = LDAP_OTHER;
+ rs->sr_text = "controls internal error";
+ goto return_results;
+ }
+
+ if (( sc->sc_mask & tagmask ) == tagmask ) {
+ /* available extension */
+
+ if( !sc->sc_parse ) {
+ rs->sr_err = LDAP_OTHER;
+ rs->sr_text = "not yet implemented";
+ goto return_results;
+ }
+
+ rs->sr_err = sc->sc_parse( op, rs, c );
+
+ if( rs->sr_err != LDAP_SUCCESS ) goto return_results;
+
+ if ( sc->sc_mask & SLAP_CTRL_FRONTEND ) {
+ /* kludge to disable backend_control() check */
+ c->ldctl_iscritical = 0;
+
+ } else if ( tagmask == SLAP_CTRL_SEARCH &&
+ sc->sc_mask & SLAP_CTRL_FRONTEND_SEARCH )
+ {
+ /* kludge to disable backend_control() check */
+ c->ldctl_iscritical = 0;
+ }
+
+ } else if( c->ldctl_iscritical ) {
+ /* unavailable CRITICAL control */
+ rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
+ rs->sr_text = "critical extension is unavailable";
+ goto return_results;
+ }
+
+ } else if( c->ldctl_iscritical ) {
+ /* unrecognized CRITICAL control */
+ rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
+ rs->sr_text = "critical extension is not recognized";
goto return_results;
}
-
- *ctrls = tctrls;
}
return_results:
- Debug( LDAP_DEBUG_TRACE, "<= get_ctrls: %d %d %s\n",
- nctrls, rc, errmsg ? errmsg : "");
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, RESULTS,
+ "get_ctrls: n=%d rc=%d err=\"%s\"\n",
+ nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "<= get_ctrls: n=%d rc=%d err=\"%s\"\n",
+ nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "");
+#endif
- if( sendres && rc != LDAP_SUCCESS ) {
- if( rc == -1 ) {
- send_ldap_disconnect( conn, op, rc, errmsg );
+ if( sendres && rs->sr_err != LDAP_SUCCESS ) {
+ if( rs->sr_err == SLAPD_DISCONNECT ) {
+ rs->sr_err = LDAP_PROTOCOL_ERROR;
+ send_ldap_disconnect( op, rs );
+ rs->sr_err = SLAPD_DISCONNECT;
} else {
- send_ldap_result( conn, op, rc,
- NULL, errmsg, NULL, NULL );
+ send_ldap_result( op, rs );
}
}
- return rc;
+ return rs->sr_err;
}
+static int parseModifyIncrement (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+#if 0
+ if ( op->o_parseModifyIncrement != SLAP_NO_CONTROL ) {
+ rs->sr_text = "modifyIncrement control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+#endif
+
+ if ( ctrl->ldctl_value.bv_len ) {
+ rs->sr_text = "modifyIncrement control value not empty";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+#if 0
+ op->o_parseModifyIncrement = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+#endif
+
+ return LDAP_SUCCESS;
+}
-int get_manageDSAit( Operation *op )
+static int parseManageDSAit (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
{
- int i;
- if( op == NULL || op->o_ctrls == NULL ) {
- return 0;
+ if ( op->o_managedsait != SLAP_NO_CONTROL ) {
+ rs->sr_text = "manageDSAit control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len ) {
+ rs->sr_text = "manageDSAit control value not empty";
+ return LDAP_PROTOCOL_ERROR;
}
- for( i=0; op->o_ctrls[i] != NULL; i++ ) {
- if( strcmp( LDAP_CONTROL_MANAGEDSAIT, op->o_ctrls[i]->ldctl_oid )
- == 0 )
- {
- return 1;
+ op->o_managedsait = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ return LDAP_SUCCESS;
+}
+
+static int parseProxyAuthz (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ int rc;
+ struct berval dn = { 0, NULL };
+
+ if ( op->o_proxy_authz != SLAP_NO_CONTROL ) {
+ rs->sr_text = "proxy authorization control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ op->o_proxy_authz = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, ARGS,
+ "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
+ op->o_connid,
+ ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
+ 0 );
+#else
+ Debug( LDAP_DEBUG_ARGS,
+ "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
+ op->o_connid,
+ ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
+ 0 );
+#endif
+
+ if( ctrl->ldctl_value.bv_len == 0 ) {
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, RESULTS,
+ "parseProxyAuthz: conn=%lu anonymous\n",
+ op->o_connid, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "parseProxyAuthz: conn=%lu anonymous\n",
+ op->o_connid, 0, 0 );
+#endif
+
+ /* anonymous */
+ free( op->o_dn.bv_val );
+ op->o_dn.bv_len = 0;
+ op->o_dn.bv_val = ch_strdup( "" );
+
+ free( op->o_ndn.bv_val );
+ op->o_ndn.bv_len = 0;
+ op->o_ndn.bv_val = ch_strdup( "" );
+
+ return LDAP_SUCCESS;
+ }
+
+ rc = slap_sasl_getdn( op->o_conn, op,
+ ctrl->ldctl_value.bv_val, ctrl->ldctl_value.bv_len,
+ NULL, &dn, SLAP_GETDN_AUTHZID );
+
+ if( rc != LDAP_SUCCESS || !dn.bv_len ) {
+ if ( dn.bv_val ) {
+ ch_free( dn.bv_val );
}
+ rs->sr_text = "authzId mapping failed";
+ return LDAP_PROXY_AUTHZ_FAILURE;
}
- return 0;
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, RESULTS,
+ "parseProxyAuthz: conn=%lu \"%s\"\n",
+ op->o_connid,
+ dn.bv_len ? dn.bv_val : "(NULL)", 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE,
+ "parseProxyAuthz: conn=%lu \"%s\"\n",
+ op->o_connid,
+ dn.bv_len ? dn.bv_val : "(NULL)", 0 );
+#endif
+
+ rc = slap_sasl_authorized( op, &op->o_ndn, &dn );
+
+ if( rc ) {
+ ch_free( dn.bv_val );
+ rs->sr_text = "not authorized to assume identity";
+ return LDAP_PROXY_AUTHZ_FAILURE;
+ }
+
+ ch_free( op->o_dn.bv_val );
+ ch_free( op->o_ndn.bv_val );
+
+ op->o_dn.bv_val = NULL;
+ op->o_ndn = dn;
+
+ /*
+ * NOTE: since slap_sasl_getdn() returns a normalized dn,
+ * from now on op->o_dn is normalized
+ */
+ ber_dupbv( &op->o_dn, &dn );
+
+ return LDAP_SUCCESS;
+}
+
+static int parseNoOp (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ if ( op->o_noop != SLAP_NO_CONTROL ) {
+ rs->sr_text = "noop control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len ) {
+ rs->sr_text = "noop control value not empty";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ op->o_noop = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ return LDAP_SUCCESS;
+}
+
+#ifdef LDAP_CONTROL_PAGEDRESULTS
+static int parsePagedResults (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ ber_tag_t tag;
+ ber_int_t size;
+ BerElement *ber;
+ struct berval cookie = { 0, NULL };
+
+ if ( op->o_pagedresults != SLAP_NO_CONTROL ) {
+ rs->sr_text = "paged results control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len == 0 ) {
+ rs->sr_text = "paged results control value is empty (or absent)";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ /* Parse the control value
+ * realSearchControlValue ::= SEQUENCE {
+ * size INTEGER (0..maxInt),
+ * -- requested page size from client
+ * -- result set size estimate from server
+ * cookie OCTET STRING
+ * }
+ */
+ ber = ber_init( &ctrl->ldctl_value );
+ if( ber == NULL ) {
+ rs->sr_text = "internal error";
+ return LDAP_OTHER;
+ }
+
+ tag = ber_scanf( ber, "{im}", &size, &cookie );
+ (void) ber_free( ber, 1 );
+
+ if( tag == LBER_ERROR ) {
+ rs->sr_text = "paged results control could not be decoded";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if( size < 0 ) {
+ rs->sr_text = "paged results control size invalid";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if( cookie.bv_len ) {
+ PagedResultsCookie reqcookie;
+ if( cookie.bv_len != sizeof( reqcookie ) ) {
+ /* bad cookie */
+ rs->sr_text = "paged results cookie is invalid";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ AC_MEMCPY( &reqcookie, cookie.bv_val, sizeof( reqcookie ));
+
+ if( reqcookie > op->o_pagedresults_state.ps_cookie ) {
+ /* bad cookie */
+ rs->sr_text = "paged results cookie is invalid";
+ return LDAP_PROTOCOL_ERROR;
+
+ } else if( reqcookie < op->o_pagedresults_state.ps_cookie ) {
+ rs->sr_text = "paged results cookie is invalid or old";
+ return LDAP_UNWILLING_TO_PERFORM;
+ }
+ } else {
+ /* Initial request. Initialize state. */
+ op->o_pagedresults_state.ps_cookie = 0;
+ op->o_pagedresults_state.ps_id = NOID;
+ }
+
+ op->o_pagedresults_size = size;
+
+ op->o_pagedresults = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ return LDAP_SUCCESS;
+}
+#endif
+
+static int parseAssert (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ BerElement *ber;
+ struct berval fstr = { 0, NULL };
+ const char *err_msg = "";
+
+ if ( op->o_assert != SLAP_NO_CONTROL ) {
+ rs->sr_text = "assert control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len == 0 ) {
+ rs->sr_text = "assert control value is empty (or absent)";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ ber = ber_init( &(ctrl->ldctl_value) );
+ if (ber == NULL) {
+ rs->sr_text = "assert control: internal error";
+ return LDAP_OTHER;
+ }
+
+ rs->sr_err = get_filter( op, ber, &(op->o_assertion), &rs->sr_text);
+
+ if( rs->sr_err != LDAP_SUCCESS ) {
+ if( rs->sr_err == SLAPD_DISCONNECT ) {
+ rs->sr_err = LDAP_PROTOCOL_ERROR;
+ send_ldap_disconnect( op, rs );
+ rs->sr_err = SLAPD_DISCONNECT;
+ } else {
+ send_ldap_result( op, rs );
+ }
+ if( op->o_assertion != NULL ) {
+ filter_free_x( op, op->o_assertion );
+ }
+ return rs->sr_err;
+ }
+
+#ifdef LDAP_DEBUG
+ filter2bv_x( op, op->o_assertion, &fstr );
+
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, ARGS,
+ "parseAssert: conn %ld assert: %s\n",
+ op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
+#else
+ Debug( LDAP_DEBUG_ARGS, "parseAssert: conn %ld assert: %s\n",
+ op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
+#endif
+ op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
+#endif
+
+ op->o_assert = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ rs->sr_err = LDAP_SUCCESS;
+ return LDAP_SUCCESS;
+}
+
+static int parsePreRead (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ ber_len_t siz, off, i;
+ AttributeName *an = NULL;
+ BerElement *ber;
+
+ if ( op->o_preread != SLAP_NO_CONTROL ) {
+ rs->sr_text = "preread control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len == 0 ) {
+ rs->sr_text = "preread control value is empty (or absent)";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ ber = ber_init( &(ctrl->ldctl_value) );
+ if (ber == NULL) {
+ rs->sr_text = "preread control: internal error";
+ return LDAP_OTHER;
+ }
+
+ siz = sizeof( AttributeName );
+ off = offsetof( AttributeName, an_name );
+ if ( ber_scanf( ber, "{M}", &an, &siz, off ) == LBER_ERROR ) {
+ rs->sr_text = "preread control: decoding error";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ for( i=0; i<siz; i++ ) {
+ const char *dummy;
+ an[i].an_desc = NULL;
+ an[i].an_oc = NULL;
+ slap_bv2ad( &an[i].an_name, &an[i].an_desc, &dummy );
+ }
+
+ op->o_preread = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ op->o_preread_attrs = an;
+
+ rs->sr_err = LDAP_SUCCESS;
+ return LDAP_SUCCESS;
+}
+
+static int parsePostRead (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ ber_len_t siz, off, i;
+ AttributeName *an = NULL;
+ BerElement *ber;
+
+ if ( op->o_postread != SLAP_NO_CONTROL ) {
+ rs->sr_text = "postread control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len == 0 ) {
+ rs->sr_text = "postread control value is empty (or absent)";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ ber = ber_init( &(ctrl->ldctl_value) );
+ if (ber == NULL) {
+ rs->sr_text = "postread control: internal error";
+ return LDAP_OTHER;
+ }
+
+ siz = sizeof( AttributeName );
+ off = offsetof( AttributeName, an_name );
+ if ( ber_scanf( ber, "{M}", &an, &siz, off ) == LBER_ERROR ) {
+ rs->sr_text = "postread control: decoding error";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ for( i=0; i<siz; i++ ) {
+ const char *dummy;
+ an[i].an_desc = NULL;
+ an[i].an_oc = NULL;
+ slap_bv2ad( &an[i].an_name, &an[i].an_desc, &dummy );
+ }
+
+ op->o_postread = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ op->o_postread_attrs = an;
+
+ rs->sr_err = LDAP_SUCCESS;
+ return LDAP_SUCCESS;
+}
+
+int parseValuesReturnFilter (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ BerElement *ber;
+ struct berval fstr = { 0, NULL };
+ const char *err_msg = "";
+
+ if ( op->o_valuesreturnfilter != SLAP_NO_CONTROL ) {
+ rs->sr_text = "valuesReturnFilter control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len == 0 ) {
+ rs->sr_text = "valuesReturnFilter control value is empty (or absent)";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ ber = ber_init( &(ctrl->ldctl_value) );
+ if (ber == NULL) {
+ rs->sr_text = "internal error";
+ return LDAP_OTHER;
+ }
+
+ rs->sr_err = get_vrFilter( op, ber, &(op->o_vrFilter), &rs->sr_text);
+
+ if( rs->sr_err != LDAP_SUCCESS ) {
+ if( rs->sr_err == SLAPD_DISCONNECT ) {
+ rs->sr_err = LDAP_PROTOCOL_ERROR;
+ send_ldap_disconnect( op, rs );
+ rs->sr_err = SLAPD_DISCONNECT;
+ } else {
+ send_ldap_result( op, rs );
+ }
+ if( op->o_vrFilter != NULL) vrFilter_free( op, op->o_vrFilter );
+ }
+#ifdef LDAP_DEBUG
+ else {
+ vrFilter2bv( op, op->o_vrFilter, &fstr );
+ }
+
+#ifdef NEW_LOGGING
+ LDAP_LOG( OPERATION, ARGS,
+ "parseValuesReturnFilter: conn %d vrFilter: %s\n",
+ op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
+#else
+ Debug( LDAP_DEBUG_ARGS, " vrFilter: %s\n",
+ fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
+#endif
+ op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
+#endif
+
+ op->o_valuesreturnfilter = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ rs->sr_err = LDAP_SUCCESS;
+ return LDAP_SUCCESS;
+}
+
+#ifdef LDAP_CONTROL_SUBENTRIES
+static int parseSubentries (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ if ( op->o_subentries != SLAP_NO_CONTROL ) {
+ rs->sr_text = "subentries control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ /* FIXME: should use BER library */
+ if( ( ctrl->ldctl_value.bv_len != 3 )
+ && ( ctrl->ldctl_value.bv_val[0] != 0x01 )
+ && ( ctrl->ldctl_value.bv_val[1] != 0x01 ))
+ {
+ rs->sr_text = "subentries control value encoding is bogus";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ op->o_subentries = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ op->o_subentries_visibility = (ctrl->ldctl_value.bv_val[2] != 0x00);
+
+ return LDAP_SUCCESS;
+}
+#endif
+
+#ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
+static int parsePermissiveModify (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ if ( op->o_permissive_modify != SLAP_NO_CONTROL ) {
+ rs->sr_text = "permissiveModify control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len ) {
+ rs->sr_text = "permissiveModify control value not empty";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ op->o_permissive_modify = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ return LDAP_SUCCESS;
+}
+#endif
+
+#ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
+static int parseDomainScope (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ if ( op->o_domain_scope != SLAP_NO_CONTROL ) {
+ rs->sr_text = "domainScope control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len ) {
+ rs->sr_text = "domainScope control value not empty";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ op->o_domain_scope = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ return LDAP_SUCCESS;
+}
+#endif
+
+static int parseLDAPsync (
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *ctrl )
+{
+ ber_tag_t tag;
+ BerElement *ber;
+ ber_int_t mode;
+ ber_len_t len;
+ struct slap_session_entry *se;
+
+ if ( op->o_sync != SLAP_NO_CONTROL ) {
+ rs->sr_text = "LDAP Sync control specified multiple times";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ if ( ctrl->ldctl_value.bv_len == 0 ) {
+ rs->sr_text = "LDAP Sync control value is empty (or absent)";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ /* Parse the control value
+ * syncRequestValue ::= SEQUENCE {
+ * mode ENUMERATED {
+ * -- 0 unused
+ * refreshOnly (1),
+ * -- 2 reserved
+ * refreshAndPersist (3)
+ * },
+ * cookie syncCookie OPTIONAL
+ * }
+ */
+
+ ber = ber_init( &ctrl->ldctl_value );
+ if( ber == NULL ) {
+ rs->sr_text = "internal error";
+ return LDAP_OTHER;
+ }
+
+ if ( (tag = ber_scanf( ber, "{i" /*}*/, &mode )) == LBER_ERROR ) {
+ rs->sr_text = "LDAP Sync control : mode decoding error";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ switch( mode ) {
+ case LDAP_SYNC_REFRESH_ONLY:
+ mode = SLAP_SYNC_REFRESH;
+ break;
+ case LDAP_SYNC_REFRESH_AND_PERSIST:
+ mode = SLAP_SYNC_REFRESH_AND_PERSIST;
+ break;
+ default:
+ rs->sr_text = "LDAP Sync control : unknown update mode";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ tag = ber_peek_tag( ber, &len );
+
+ if ( tag == LDAP_TAG_SYNC_COOKIE ) {
+ struct berval tmp_bv;
+ if (( ber_scanf( ber, /*{*/ "o", &tmp_bv )) == LBER_ERROR ) {
+ rs->sr_text = "LDAP Sync control : cookie decoding error";
+ return LDAP_PROTOCOL_ERROR;
+ }
+ ber_bvarray_add( &op->o_sync_state.octet_str, &tmp_bv );
+ slap_parse_sync_cookie( &op->o_sync_state );
+ }
+ if ( tag == LDAP_TAG_RELOAD_HINT ) {
+ if (( ber_scanf( ber, /*{*/ "b", &op->o_sync_rhint )) == LBER_ERROR ) {
+ rs->sr_text = "LDAP Sync control : rhint decoding error";
+ return LDAP_PROTOCOL_ERROR;
+ }
+ }
+ if (( ber_scanf( ber, /*{*/ "}")) == LBER_ERROR ) {
+ rs->sr_text = "LDAP Sync control : decoding error";
+ return LDAP_PROTOCOL_ERROR;
+ }
+
+ (void) ber_free( ber, 1 );
+
+ op->o_sync_mode = (char) mode;
+
+ op->o_sync = ctrl->ldctl_iscritical
+ ? SLAP_CRITICAL_CONTROL
+ : SLAP_NONCRITICAL_CONTROL;
+
+ return LDAP_SUCCESS;
}